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Anonymous users2024-01-23If it has an effect, it can play the role of exchanging gases.
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Anonymous users2024-01-22The effect is small, the convection effect is not ideal, and it is better to use a little more power.
Secret room bathroom Are you talking about closed bathrooms? If it is a closed bathroom, it must need an exhaust fan, and there will generally be a smell in the bathroom, if there is no exhaust fan, then the last time you go to the toilet, the smell is particularly heavy, and it is the same as fermentation for a long time, which is particularly uncomfortable. It would be much better to pack one.
This situation depends on the difficulty of installation, if you don't need to punch a hole will be dozens of yuan, if you need to punch the price will be higher.
OK. As long as you give find other air outlets, such as windows.
The turbidity is discharged, and it depends on whether the supplementary air is fresh.
Check the air volume of public toilets: 30 cubic meters per hour per square meter. >>>More